Solid waste is inevitable because by nature every human activity generates a certain amount of solid waste. The rate of solid waste generated tends to increase
Sediments play an important role in elemental cycling in the aquatic environment;it can be sensitive indicator for monitoring contaminants in aquatic environmen
Mass concentrations of PM10 and PM2.5 for January 2012 up to October 2013 were measured at two sites;a suburban area, Riyadh airport (AP) and an urban area, Kin